The U.N. Security Council is demanding an immediate end to fighting in South Sudan and threatening to consider an arms embargo and sanctions to prevent parties from violating a December cease-fire agreement

Secretary of State Rex Tillerson is making a week-long, five-nation visit to Africa where he's expected to reaffirm the U.S. commitment to development, democracy, security, and trade. But he does so against the harsh perception that the Trump administration does not care about Africa - after